Updated multi-cast DNS logic, added TaskEngine to Wildfire.

git-svn-id: http://svn.igniterealtime.org/svn/repos/wildfire/trunk@6160 b35dd754-fafc-0310-a699-88a17e54d16e

src/java/org/jivesoftware/util/Version.java

 /**
- * $RCSfile$
  * $Revision$
  * $Date$
  *
- * Copyright (C) 2004 Jive Software. All rights reserved.
+ * Copyright (C) 2004-2006 Jive Software. All rights reserved.
  *
  * This software is published under the terms of the GNU Public License (GPL),
  * a copy of which is included in this distribution.
  */
+
 package org.jivesoftware.util;
 
 /**

src/java/org/jivesoftware/wildfire/XMPPServer.java

@@ -862,6 +862,9 @@ public class XMPPServer {
         for (XMPPServerListener listener : listeners) {
             listener.serverStopping();
         }
+        // Shutdown the task engine.
+        TaskEngine.getInstance().shutdown();
+
         // If we don't have modules then the server has already been shutdown
         if (modules.isEmpty()) {
             return;

src/java/org/jivesoftware/wildfire/net/MulticastDNSService.java

@@ -16,29 +16,64 @@ import org.jivesoftware.wildfire.XMPPServer;
 import org.jivesoftware.wildfire.XMPPServerInfo;
 import org.jivesoftware.wildfire.ServerPort;
 import org.jivesoftware.util.Log;
-import org.jivesoftware.admin.AdminConsole;
+import org.jivesoftware.util.PropertyEventDispatcher;
+import org.jivesoftware.util.PropertyEventListener;
+import org.jivesoftware.util.TaskEngine;
 
 import javax.jmdns.JmDNS;
 import javax.jmdns.ServiceInfo;
 import java.io.IOException;
 import java.util.Iterator;
+import java.util.Map;
+import java.util.TimerTask;
 
 /**
- * Publishes Wildfire as a service using the Multicast DNS (marketed by Apple
+ * Publishes Wildfire information as a service using the Multicast DNS (marketed by Apple
  * as Rendezvous) protocol. This lets other nodes on the local network to discover
  * the name and port of Wildfire.<p>
  *
- * The multicast DNS entry is published with a type of "_xmpp-client._tcp.local.".
+ * The multicast DNS entries published:<ul>
+ *  <li>Client connections: type of "_xmpp-client._tcp.local.".
+ *  <li>Component connections: type of "_xmpp-component._tcp.local.".
+ * </ul>
  *
  * @author Matt Tucker
  */
 public class MulticastDNSService extends BasicModule {
 
     private JmDNS jmdns;
-    private ServiceInfo serviceInfo;
 
     public MulticastDNSService() {
         super("Multicast DNS Service");
+
+        PropertyEventDispatcher.addListener(new PropertyEventListener() {
+
+            public void propertySet(String property, Map params) {
+                // Restart the service if component settings changes.
+                if (property.equals("xmpp.component.socket.active") ||
+                        property.equals(" xmpp.component.socket.port"))
+                {
+                    stop();
+                    start();
+                }
+            }
+
+            public void propertyDeleted(String property, Map params) {
+                // Restart the service if component settings changes.
+                if (property.equals("xmpp.component.socket.active") ||
+                        property.equals(" xmpp.component.socket.port"))
+                {
+                    stop();
+                    start();
+                }
+            }
+
+            public void xmlPropertySet(String property, Map params) {
+            }
+
+            public void xmlPropertyDeleted(String property, Map params) {
+            }
+        });
     }
 
     public void initialize(XMPPServer server) {
@@ -46,27 +81,36 @@ public class MulticastDNSService extends BasicModule {
     }
 
     public void start() throws IllegalStateException {
-        if (jmdns != null) {
-            Runnable startService = new Runnable() {
+        TimerTask startService = new TimerTask() {
             public void run() {
                 XMPPServerInfo info = XMPPServer.getInstance().getServerInfo();
                 Iterator ports = info.getServerPorts();
-                    int portNum = -1;
+                int clientPortNum = -1;
+                int componentPortNum = -1;
                 while (ports.hasNext()) {
                     ServerPort port = (ServerPort)ports.next();
-                        if (port.isClientPort() && !port.isSecure()) {
-                            portNum = port.getPort();
+                    if (port.isClientPort()) {
+                        clientPortNum = port.getPort();
+                    }
+                    else if (port.isComponentPort()) {
+                        componentPortNum = port.getPort();
                     }
                 }
                 try {
                     if (jmdns == null) {
                         jmdns = new JmDNS();
                     }
-                        if (portNum != -1) {
-                            String serverName = AdminConsole.getAppName();
-                            serviceInfo = new ServiceInfo("_xmpp-client._tcp.local.",
-                                    serverName, portNum, 0, 0, "XMPP Server");
-                            jmdns.registerService(serviceInfo);
+                    String serverName = XMPPServer.getInstance().getServerInfo().getName();
+
+                    if (clientPortNum != -1) {
+                        ServiceInfo clientService = new ServiceInfo("_xmpp-client._tcp.local.",
+                                serverName + "._xmpp-client._tcp.local.", clientPortNum, "XMPP Server");
+                        jmdns.registerService(clientService);
+                    }
+                    if (componentPortNum != -1) {
+                        ServiceInfo componentService = new ServiceInfo("_xmpp-component._tcp.local.",
+                                serverName +  "._xmpp-component._tcp.local.", componentPortNum, "XMPP Component Server");
+                        jmdns.registerService(componentService);
                     }
                 }
                  catch (IOException ioe) {
@@ -74,8 +118,8 @@ public class MulticastDNSService extends BasicModule {
                 }
             }
         };
-            new Thread(startService).start();
-        }
+        // Schedule the task to run in 5 seconds, to give Wildire time to start the ports. 
+        TaskEngine.getInstance().schedule(startService, 5000);
     }
 
 
@@ -84,7 +128,9 @@ public class MulticastDNSService extends BasicModule {
             try {
                 jmdns.close();
             }
-            catch (Exception e) { }
+            catch (Exception e) {
+                // Ignore.
+            }
         }
     }